| % File src/library/stats/man/offset.Rd |
| % Part of the R package, https://www.R-project.org |
| % Copyright 1995-2014 R Core Team |
| % Distributed under GPL 2 or later |
| |
| \name{offset} |
| \title{Include an Offset in a Model Formula} |
| \usage{ |
| offset(object) |
| } |
| \alias{offset} |
| \arguments{ |
| \item{object}{An offset to be included in a model frame} |
| } |
| \description{ |
| An offset is a term to be added to a linear predictor, such as in a |
| generalised linear model, with known coefficient 1 rather than an |
| estimated coefficient. |
| } |
| \value{ |
| The input value. |
| } |
| \details{ |
| There can be more than one offset in a model formula, but \code{-} is |
| not supported for \code{offset} terms (and is equivalent to \code{+}). |
| } |
| |
| \seealso{ |
| \code{\link{model.offset}}, \code{\link{model.frame}}. |
| |
| For examples see \code{\link{glm}} and |
| \code{\link[MASS]{Insurance}} in package \CRANpkg{MASS}. |
| } |
| \keyword{models} |